amadey | 95ef554b8b19b7542045ec39ae55d6f1aa04120e5d9a9b54ae5f943fbac3029e

General

Target

43734f27ba5d4291ffadfc994b5043e1.exe
Size

2.0MB
MD5

43734f27ba5d4291ffadfc994b5043e1
SHA1

bc1228fbb0d0d8c40e4d98c6a78d39e3d7e8a23f
SHA256

95ef554b8b19b7542045ec39ae55d6f1aa04120e5d9a9b54ae5f943fbac3029e
SHA512

c8f109a666a6634ed91604af517d22e0702a2c21aafe85cc68dcaccc4f61b8134bb9bc6aeb1798a32e697fe1a4d6de5e2d84a9cdb0195141550b679ebc95b823
SSDEEP

49152:BjZI5elk+l5Qm8l2UKRB7ljg9q9D25PImNJQ19tvzO:BceiEQmKXohU9q9D25PB+19tvzO

Score

10^/10

amadey 9c9aa5 defense_evasion discovery trojan

Malware Config

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

C2

http://185.215.113.43

Attributes

install_dir
abc3bc1985
install_file
skotes.exe
strings_key
8a35cf2ea38c2817dba29a4b5b25dcf0
url_paths
/Zu7JuNko/index.php

rc4.plain

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey
Amadey family
amadey

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	43734f27ba5d4291ffadfc994b5043e1.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe

Downloads MZ/PE file 1 IoCs

flow	pid	Process
5	2900	skotes.exe

Checks BIOS information in registry 2 TTPs 4 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	43734f27ba5d4291ffadfc994b5043e1.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	43734f27ba5d4291ffadfc994b5043e1.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe

Executes dropped EXE 3 IoCs

pid	Process
2900	skotes.exe
1888	amnew.exe
1744	futors.exe

Identifies Wine through registry keys 2 TTPs 2 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	43734f27ba5d4291ffadfc994b5043e1.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	skotes.exe

Loads dropped DLL 4 IoCs

pid	Process
1684	43734f27ba5d4291ffadfc994b5043e1.exe
1684	43734f27ba5d4291ffadfc994b5043e1.exe
2900	skotes.exe
1888	amnew.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1684	43734f27ba5d4291ffadfc994b5043e1.exe
2900	skotes.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	43734f27ba5d4291ffadfc994b5043e1.exe
File created	C:\Windows\Tasks\futors.job	amnew.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	amnew.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	futors.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	43734f27ba5d4291ffadfc994b5043e1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1684	43734f27ba5d4291ffadfc994b5043e1.exe
2900	skotes.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1684	43734f27ba5d4291ffadfc994b5043e1.exe
1888	amnew.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1684 wrote to memory of 2900	1684	43734f27ba5d4291ffadfc994b5043e1.exe	30
PID 1684 wrote to memory of 2900	1684	43734f27ba5d4291ffadfc994b5043e1.exe	30
PID 1684 wrote to memory of 2900	1684	43734f27ba5d4291ffadfc994b5043e1.exe	30
PID 1684 wrote to memory of 2900	1684	43734f27ba5d4291ffadfc994b5043e1.exe	30
PID 2900 wrote to memory of 1888	2900	skotes.exe	32
PID 2900 wrote to memory of 1888	2900	skotes.exe	32
PID 2900 wrote to memory of 1888	2900	skotes.exe	32
PID 2900 wrote to memory of 1888	2900	skotes.exe	32
PID 1888 wrote to memory of 1744	1888	amnew.exe	33
PID 1888 wrote to memory of 1744	1888	amnew.exe	33
PID 1888 wrote to memory of 1744	1888	amnew.exe	33
PID 1888 wrote to memory of 1744	1888	amnew.exe	33

C:\Users\Admin\AppData\Local\Temp\43734f27ba5d4291ffadfc994b5043e1.exe
"C:\Users\Admin\AppData\Local\Temp\43734f27ba5d4291ffadfc994b5043e1.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1684
- C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
  "C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Downloads MZ/PE file
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Loads dropped DLL
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2900
- - C:\Users\Admin\AppData\Local\Temp\1085407001\amnew.exe
    "C:\Users\Admin\AppData\Local\Temp\1085407001\amnew.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:1888
  - - C:\Users\Admin\AppData\Local\Temp\97419fb2c0\futors.exe
      "C:\Users\Admin\AppData\Local\Temp\97419fb2c0\futors.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:1744

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

2

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\1085407001\amnew.exe

Filesize
429KB

MD5
22892b8303fa56f4b584a04c09d508d8

SHA1
e1d65daaf338663006014f7d86eea5aebf142134

SHA256
87618787e1032bbf6a6ca8b3388ea3803be20a49e4afaba1df38a6116085062f

SHA512
852dcc1470f33bc601a814f61a37c1f5a10071ff3354f101be0ef9aa5ac62b4433a732d02acd4247c2a1819fef9adef7dd6722ee8eb9e8501bac033eb877c744

Download Submit
C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe

Filesize
2.0MB

MD5
43734f27ba5d4291ffadfc994b5043e1

SHA1
bc1228fbb0d0d8c40e4d98c6a78d39e3d7e8a23f

SHA256
95ef554b8b19b7542045ec39ae55d6f1aa04120e5d9a9b54ae5f943fbac3029e

SHA512
c8f109a666a6634ed91604af517d22e0702a2c21aafe85cc68dcaccc4f61b8134bb9bc6aeb1798a32e697fe1a4d6de5e2d84a9cdb0195141550b679ebc95b823

Download Submit
memory/1684-1-0x0000000077DD0000-0x0000000077DD2000-memory.dmp

Filesize
8KB

Download
memory/1684-2-0x0000000000D31000-0x0000000000D99000-memory.dmp

Filesize
416KB

Download
memory/1684-3-0x0000000000D30000-0x00000000011C4000-memory.dmp

Filesize
4.6MB

Download
memory/1684-5-0x0000000000D30000-0x00000000011C4000-memory.dmp

Filesize
4.6MB

Download
memory/1684-10-0x0000000000D30000-0x00000000011C4000-memory.dmp

Filesize
4.6MB

Download
memory/1684-0-0x0000000000D30000-0x00000000011C4000-memory.dmp

Filesize
4.6MB

Download
memory/1684-21-0x0000000006740000-0x0000000006BD4000-memory.dmp

Filesize
4.6MB

Download
memory/1684-20-0x0000000000D30000-0x00000000011C4000-memory.dmp

Filesize
4.6MB

Download
memory/1684-19-0x0000000000D31000-0x0000000000D99000-memory.dmp

Filesize
416KB

Download
memory/2900-50-0x0000000000940000-0x0000000000DD4000-memory.dmp

Filesize
4.6MB

Download
memory/2900-56-0x0000000000940000-0x0000000000DD4000-memory.dmp

Filesize
4.6MB

Download
memory/2900-23-0x0000000000940000-0x0000000000DD4000-memory.dmp

Filesize
4.6MB

Download
memory/2900-22-0x0000000000940000-0x0000000000DD4000-memory.dmp

Filesize
4.6MB

Download
memory/2900-51-0x0000000000940000-0x0000000000DD4000-memory.dmp

Filesize
4.6MB

Download
memory/2900-52-0x0000000000940000-0x0000000000DD4000-memory.dmp

Filesize
4.6MB

Download
memory/2900-53-0x0000000000940000-0x0000000000DD4000-memory.dmp

Filesize
4.6MB

Download
memory/2900-54-0x0000000000940000-0x0000000000DD4000-memory.dmp

Filesize
4.6MB

Download
memory/2900-55-0x0000000000940000-0x0000000000DD4000-memory.dmp

Filesize
4.6MB

Download
memory/2900-25-0x0000000000940000-0x0000000000DD4000-memory.dmp

Filesize
4.6MB

Download
memory/2900-57-0x0000000000940000-0x0000000000DD4000-memory.dmp

Filesize
4.6MB

Download
memory/2900-58-0x0000000000940000-0x0000000000DD4000-memory.dmp

Filesize
4.6MB

Download
memory/2900-59-0x0000000000940000-0x0000000000DD4000-memory.dmp

Filesize
4.6MB

Download
memory/2900-60-0x0000000000940000-0x0000000000DD4000-memory.dmp

Filesize
4.6MB

Download
memory/2900-61-0x0000000000940000-0x0000000000DD4000-memory.dmp

Filesize
4.6MB

Download
memory/2900-62-0x0000000000940000-0x0000000000DD4000-memory.dmp

Filesize
4.6MB

Download
memory/2900-63-0x0000000000940000-0x0000000000DD4000-memory.dmp

Filesize
4.6MB

Download
memory/2900-64-0x0000000000940000-0x0000000000DD4000-memory.dmp

Filesize
4.6MB

Download
memory/2900-65-0x0000000000940000-0x0000000000DD4000-memory.dmp

Filesize
4.6MB

Download
memory/2900-66-0x0000000000940000-0x0000000000DD4000-memory.dmp

Filesize
4.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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